Question: What is the Glucan with the highest minimum explosive concentration whose has part is hydrogen?
Paraphrase: What is the Glucan with the most noteworthy least hazardous concentration whose has portion is hydrogen?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q416796 . ?ent wdt:P2204 ?obj . ?ent wdt:P527 wd:Q556 } ORDER BY DESC(?obj)LIMIT 5 
Answer: starch